/* 设计系统与主题变量 */
:root {
  --bg: #f5f7fb;
  --text: #1f2937;
  --muted: #6b7280;
  --card: #ffffff;
  --border: #e5e7eb;
  --shadow: 0 6px 18px rgba(0,0,0,.06);

  --primary: #2563eb;
  --primary-600: #1d4ed8;
  --success: #22c55e;
  --danger: #ef4444;
  --warning: #f59e0b;

  --input-bg: #ffffff;
  --input-border: #d1d5db;
  --input-focus: var(--primary);

  --table-header: #f3f4f6;
  --table-row-alt: #f9fafb;
}

:root[data-theme="dark"] {
  --bg: #0f172a;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --card: #111827;
  --border: #1f2937;
  --shadow: 0 8px 24px rgba(0,0,0,.35);

  --primary: #60a5fa;
  --primary-600: #3b82f6;
  --success: #34d399;
  --danger: #f87171;
  --warning: #fbbf24;

  --input-bg: #111827;
  --input-border: #374151;
  --input-focus: var(--primary);

  --table-header: #0b1220;
  --table-row-alt: #0a0f1c;
}

/* 全局与布局 */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";
  background: var(--bg);
  color: var(--text);
  margin: 0;
  padding: 24px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

.container {
  width: 100%;
  max-width: 1180px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 28px;
}

.hidden { display: none !important; }

/* 头部与主题切换 */
#dashboard-view header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border);
  padding-bottom: 16px;
  margin-bottom: 20px;
}

#dashboard-view h1 { margin: 0; font-size: 22px; }
.user-info { font-size: 14px; color: var(--muted); }
.user-info span { font-weight: 600; color: var(--text); }

.theme-toggle-btn {
  position: fixed;
  right: 24px;
  top: 20px;
  z-index: 50;
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 12px;
  box-shadow: var(--shadow);
  cursor: pointer;
}

/* 标题 */
h1 { text-align: center; margin: 8px 0 22px; }
h2 {
  color: var(--text);
  border-bottom: 1px solid var(--border);
  padding-bottom: 10px;
  margin: 0;
  font-size: 20px;
}

/* 表单 */
#login-view { max-width: 420px; margin: 28px auto; }
.form-group { margin-bottom: 16px; }
label { display: block; margin-bottom: 8px; font-weight: 600; color: var(--muted); }

input[type="text"], input[type="password"], input[type="number"], select {
  width: 100%;
  padding: 12px 14px;
  background: var(--input-bg);
  color: var(--text);
  border: 1px solid var(--input-border);
  border-radius: 10px;
  transition: border-color .2s, box-shadow .2s;
}
input:focus, select:focus {
  outline: none;
  border-color: var(--input-focus);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--input-focus) 20%, transparent);
}

.small-form { max-width: 520px; margin-top: 18px; }

/* 按钮 */
button { 
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; width: 100%; min-height: 40px; padding: 10px 14px;
  font-weight: 600; font-size: 15px; cursor: pointer; border-radius: 10px;
  border: 1px solid transparent; transition: background .2s, color .2s, border-color .2s;
}
button.primary { background: var(--primary); color: #fff; }
button.primary:hover { background: var(--primary-600); }
button.secondary { background: transparent; border-color: var(--border); color: var(--text); }
button.secondary:hover { background: color-mix(in srgb, var(--text) 6%, transparent); }
button.ghost { background: transparent; color: var(--text); }
button.danger { background: var(--danger); color: #fff; }
button.success { background: var(--success); color: #032b11; }

#logout-btn { width: auto; padding: 8px 14px; }

/* 消息提示 */
.message { text-align: center; margin-top: 12px; font-weight: 500; }
.message.success { color: var(--success); }
.message.error { color: var(--danger); }

/* Tabs */
.tabs { border-bottom: 1px solid var(--border); margin-bottom: 18px; }
.tab-link {
  width: auto; background: none; border: none; border-bottom: 2px solid transparent;
  border-radius: 0; padding: 12px 18px; cursor: pointer; font-size: 15px; color: var(--muted);
}
.tab-link:hover { background: color-mix(in srgb, var(--text) 6%, transparent); color: var(--text); }
.tab-link.active { border-bottom-color: var(--primary); color: var(--primary); font-weight: 600; }

.tab-content { display: none; }
.tab-content.active { display: block; animation: fadeIn .35s; }
@keyframes fadeIn { from { opacity: 0 } to { opacity: 1 } }

/* 表格 */
.table-wrap { width: 100%; overflow-x: auto; }
table { width: 100%; border-collapse: collapse; margin-top: 14px; }
th, td {
  padding: 12px 14px; border: 1px solid var(--border); text-align: left; vertical-align: middle;
}
th { background: var(--table-header); font-weight: 700; }
tbody tr:nth-child(even) { background: var(--table-row-alt); }
tbody tr:hover { background: color-mix(in srgb, var(--primary) 8%, transparent); }
.actions button { width: auto; padding: 6px 10px; font-size: 14px; }
.actions .delete-btn, .actions .ban-btn { background: var(--danger); color: #fff; }
.actions .unban-btn { background: var(--success); }

/* 高亮片段 */
.highlight {
  background: color-mix(in srgb, var(--primary) 12%, transparent);
  color: var(--text);
  padding: 4px 8px; border-radius: 6px; font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  word-break: break-all; display: inline-block;
}

/* 模态框 */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.45); display: flex; align-items: center; justify-content: center; z-index: 1000;
}
.modal {
  width: min(860px, 94vw); max-height: 90vh; overflow: auto; background: var(--card); border: 1px solid var(--border); border-radius: 14px; box-shadow: var(--shadow);
}
.modal header { display:flex; align-items:center; justify-content: space-between; padding: 14px 16px; border-bottom: 1px solid var(--border); }
.modal header h3 { margin: 0; font-size: 18px; }
.modal .modal-body { padding: 16px; display: grid; grid-template-columns: 1fr; gap: 16px; }
.modal .section { border: 1px dashed var(--border); border-radius: 10px; padding: 12px; }
.modal .section h4 { margin: 0 0 10px; font-size: 16px; }
.modal .inline { display: flex; gap: 10px; align-items: center; }
.modal .list { margin-top: 8px; }
.modal .list .row { display:flex; justify-content: space-between; align-items: center; padding:8px 0; border-bottom: 1px solid var(--border); }
.modal .list .row:last-child { border-bottom: none; }

/* 响应式 */
@media (max-width: 1024px) { .container { padding: 22px; } }
@media (max-width: 768px) {
  body { padding: 16px; }
  .container { padding: 18px; }
  h1 { font-size: 20px; }
  h2 { font-size: 18px; }
  .tabs { overflow-x: auto; }
  .table-wrap { -webkit-overflow-scrolling: touch; }
}

/* ========== Glassmorphism Minimal Overrides ========== */

:root {
  --glass-bg: rgba(255,255,255,0.14);
  --glass-bg-soft: rgba(255,255,255,0.08);
  --glass-border: rgba(255,255,255,0.35);
  --glass-shadow: 0 10px 30px rgba(0,0,0,.18);
}
:root[data-theme="dark"] {
  --glass-bg: rgba(17,24,39,0.35);
  --glass-bg-soft: rgba(17,24,39,0.22);
  --glass-border: rgba(255,255,255,0.08);
  --glass-shadow: 0 14px 38px rgba(0,0,0,.45);
}

/* 背景渐变与光斑 */
body {
  background:
    radial-gradient(1200px 800px at 8% 12%, #60a5fa22, transparent 60%),
    radial-gradient(900px 700px at 92% 18%, #34d39922, transparent 60%),
    radial-gradient(1000px 900px at 50% 100%, #f59e0b1c, transparent 60%),
    var(--bg);
}

/* 玻璃容器与模态 */
.container,
.modal {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  backdrop-filter: saturate(160%) blur(16px);
  -webkit-backdrop-filter: saturate(160%) blur(16px);
}

/* 模态细节 */
.modal header {
  background: var(--glass-bg-soft);
  border-bottom: 1px solid var(--glass-border);
}
.modal .section {
  background: var(--glass-bg-soft);
  border: 1px dashed var(--glass-border);
}

/* 输入控件 */
input[type="text"],
input[type="password"],
input[type="number"],
select,
textarea {
  background: var(--glass-bg-soft);
  border: 1px solid var(--glass-border);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.06);
}
input:focus, select:focus, textarea:focus {
  border-color: var(--input-focus);
  box-shadow:
    0 0 0 3px color-mix(in srgb, var(--input-focus) 22%, transparent),
    inset 0 1px 0 rgba(255,255,255,.08);
}

/* 极简按钮 */
button {
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  color: var(--text);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
button.primary {
  background: linear-gradient(180deg,
    color-mix(in srgb, var(--primary) 70%, transparent),
    color-mix(in srgb, var(--primary) 35%, transparent));
  color: #fff;
  border-color: color-mix(in srgb, var(--primary) 35%, var(--glass-border));
}
button.primary:hover { filter: brightness(1.05); }
button.secondary:hover { background: var(--glass-bg-soft); }

/* 主题切换按钮 */
.theme-toggle-btn {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

/* Tabs */
.tabs { border-color: var(--glass-border); }
.tab-link { color: var(--muted); border-bottom: 2px solid transparent; }
.tab-link:hover { background: var(--glass-bg-soft); color: var(--text); }
.tab-link.active { border-bottom-color: var(--primary); color: var(--primary); }

/* 表格玻璃化 */
.table-wrap { backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); }
th { background: var(--glass-bg-soft); border-bottom: 1px solid var(--glass-border); }
td, th { border-color: var(--glass-border); }
tbody tr:nth-child(even) { background: color-mix(in srgb, var(--table-row-alt) 70%, transparent); }
tbody tr:hover { background: color-mix(in srgb, var(--primary) 8%, transparent); }

/* 高亮片段（卡密） */
.highlight {
  background: color-mix(in srgb, var(--primary) 16%, transparent);
  border: 1px solid color-mix(in srgb, var(--primary) 30%, var(--glass-border));
  box-shadow: inset 0 1px 0 rgba(255,255,255,.06);
}

/* 头部条玻璃化 */
#dashboard-view header {
  background: var(--glass-bg-soft);
  border-bottom: 1px solid var(--glass-border);
  border-radius: 10px;
  padding: 12px 16px;
}

/* 小屏优化 */
@media (max-width: 768px) {
  .container { background: color-mix(in srgb, var(--glass-bg) 70%, transparent); }
  button { min-height: 44px; }
  .tab-link { padding: 12px 14px; }
}